Expert reviews and ratings

The Fractal Design Define R4 has taken the R3 and successfully fused it with the backbone of the Arc chassis. The newest revision adds USB 3.0 support, a new front panel design, and more options for fans.

Overall I’ve been very impressed with R4; improving on an already successful product is no mean feat but Fractal Design appear to have hit the nail on the head, pricing helps to reinforce this by being very competitive at £90inc.

The Fractal Design Define R4 is an ultra-modern day looking mid-tower chassis that can accommodate just about anyone’s computing needs effortlessly, I would like to add that Fractal Design expands on the Define R4 chassis by...

Fractal Design made a name for themselves with the original Define and they have continued to somehow manage to find ways to improve on the design 3 more times up to the R4 that we have here today. The styling of the case hasn't changed much really,...

At first blush, there’s not a lot to separate previous Define cases from this newest, R4 iteration (gallery here). We’ve always liked Fractal Design’s work, especially when it comes to building quiet cases, but it’s always felt...